<nz-table nzSize="middle" [nzShowPagination]="false" [nzData]="bs.history">
  <thead>
    <tr>
      <th nzWidth="15%">环节</th>
      <th nzWidth="15%">办理人</th>
      <th nzWidth="25%">办理时间</th>
      <th nzWidth="45%">办理结果</th>
    </tr>
  </thead>
  <tbody>
    <tr *ngFor="let c of bs.history">
      <td>
        {{c.taskdefname}}
      </td>
      <td>
        {{c.optassigneesname}}({{c.optdepname}})
      </td>
      <td>
        {{c.opttime | date:'yyyy年MM月dd日 HH:mm:ss' }}
      </td>
      <td>
        {{c.optresult}}
      </td>
    </tr>
  </tbody>
</nz-table>